21
The temperature difference between the heating flow and the heating return of the
device can be adjusted. When the device is in its normal operating position;
▪
Press the
button for 2-3 seconds to enter the setting menu.
▪
The
key is pressed at intervals of one second until the
symbol appears, the
temperature difference starts to flash.
Domestic hot water always takes priority.
6.4.4. Setting the Temperature Difference
2-3
seconds